COSTAR GROUP INC (CSGP) Institutional Ownership and Insiders Activity
COSTAR GROUP INC (CSGP) is widely held by institutional investors, with 8 tracked firms reporting positions valued at approximately $1.24B based on SEC Form 13F filings for the quarter ended March 31, 2026.
Polen Capital Management is the largest disclosed holder, reporting approximately $507.09M in CSGP holdings in its latest filing.
Institutional Holders
8
Total Reported Value
$1.24B
Largest Holder
Polen Capital Management
Largest Position
$507.09M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
2
Funds Exiting Positions
0
Top Institutional Owners
View allInvestorReported Balance
- Polen Capital Management$507.09M
- Akre Capital Management$417.45M
- Meritage Group$134.29M
- Bares Capital Management$103.46M
- Tiger Global Management$60.51M
CSGP News
All news- Dennis Hong's Tech & Real Estate Focus: Top Holdings Analysis
Mar 2, 2026 · valut.ai
- Dennis Hong's Top Holdings Snapshot: Tech Focus with Strategic Shifts
Mar 2, 2026 · valut.ai
- Dennis Hong's Top Holdings Show Mixed Quarterly Changes
Mar 2, 2026 · valut.ai
- Dennis Hong Portfolio Analysis: Concentration in Top Holdings as of Dec 31, 2025
Mar 2, 2026 · valut.ai
- Dennis Hong's Top Holdings: Tech and Real Estate Focus in 2025 Portfolio
Mar 2, 2026 · valut.ai
- Dennis Hong's Investment Activity Analysis: Q4 2025 Portfolio Shifts Revealed
Mar 2, 2026 · valut.ai
- Dennis Hong's ShawSpring Partners Portfolio Update: December 2025 Holdings
Mar 2, 2026 · valut.ai
Related CSGP Institutional Insights:
- CSGP Institutional Ownership & Insiders Activity
- CSGP Institutional Ownership & 13F Activity
- CSGP Top Institutional Shareholders
- CSGP Institutional Buying Activity
- CSGP Institutional Selling Activity
- Real Estate Sector Institutional Ownership
- Real Estate Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Real Estate Stocks By Institutional Investors
- Most Sold Real Estate Stocks By Institutional Investors
- CSGP Insider Trading & SEC Form 4 Activity
- Top Institutional Investor Stock Rankings